1569467780

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{18119}}^1$

素因数の和:18260

約数の個数: 48

約数和(自身を含む): 3397282560

約数和(自身を除く): 1827814780

約数列:

[1, 2, 4, 5, 10, 20, 61, 71, 122, 142, 244, 284, 305, 355, 610, 710, 1220, 1420, 4331, 8662, 17324, 18119, 21655, 36238, 43310, 72476, 86620, 90595, 181190, 362380, 1105259, 1286449, 2210518, 2572898, 4421036, 5145796, 5526295, 6432245, 11052590, 12864490, 22105180, 25728980, 78473389, 156946778, 313893556, 392366945, 784733890, 1569467780]

約数ペア:

[(1, 1569467780), (2, 784733890), (4, 392366945), (5, 313893556), (10, 156946778), (20, 78473389), (61, 25728980), (71, 22105180), (122, 12864490), (142, 11052590), (244, 6432245), (284, 5526295), (305, 5145796), (355, 4421036), (610, 2572898), (710, 2210518), (1220, 1286449), (1420, 1105259), (4331, 362380), (8662, 181190), (17324, 90595), (18119, 86620), (21655, 72476), (36238, 43310)]